Curated OER
Lewis Structures and Bonding
In this compounds activity, students complete a graphic organizer by filling in the chemical compounds structure, resonance, geometry, hybridization, and bond angles. Then students complete 2 short answer questions.
Curated OER
Empirical and Molecular Formula Sheet
In this formulas worksheet, students solve eight problems and are required to write the empirical and molecular formulas given percentage of elements or quantities in mass.
Curated OER
Molecular Mass and Percent Composition Worksheet
For this molecular mass and percent composition worksheet, high schoolers find the molecular mass of 10 compounds to three decimal places. They also find the percent composition of 7 compounds and express their answers to two decimal...
Curated OER
Ionic Compounds
In this compounds worksheet, students review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7 problems to...
Curated OER
Organic Chemistry Practice Test
Framed as an organic chemistry practice test, this resource could be used for a variety of purposes. Composed of 15 questions about organic compounds such as isomers, alkynes, alkenes and amines, and other topics related to organic...
Curated OER
Chemistry
As the title implies, this PowerPoint defines and illustrates the basic terms involved with describing matter. Phases of matter, atomic structure, and the different categories of compounds are included. Slides are simple and uncluttered....
Curated OER
Writing Chemical Formulas
Students study how to write chemical fomulas by reviewing the combinations atoms form into compounds. They write a procedure to test various substances and name the compounds and write formulas. As they construct models for formulas and...
Curated OER
Percentage Composition
In this chemical compounds worksheet, students determine the empirical formula or the molecular formula for the compounds given. Students calculate percent composition. This worksheet has 10 problems to solve.
Curated OER
Lattice Energy
A few basic facts about lattice energy are listed at the top of the page, including the formula used for calculations. Two charts follow: one for lattice energy and another for ion sizes. There is no work to do on this handout, but it...
Curated OER
Atomic Mass, Moles, and the Periodic Table
For this periodic table worksheet, students review atomic mass, molar mass, and percent composition of compounds. Then students complete 4 problems.
Curated OER
Properties of Metals
Fifth graders study the properties of metals and use them to identify different properties. In this metal properties lesson students complete a demonstration .
University of Texas
Practice Questions for Chapter 5, Part 1
A four-page assignment contains 28 stereochemistry problems for your advanced placement chemists. Topics addressed include asymmetric carbons, enantiomers and diastereomers, meso compounds,and chiral and achiral molecules. The...
National Institute of Open Schooling
Biomolecules
An informative lesson has learners read about, discuss, and study the classification, structure and importance of the following biomolecules: carbohydrates, proteins, lipids, nucleic acids, and enzymes.
Biology Junction
Macromolecules
In chemistry, organic means something contains a carbon base. A helpful presentation starts by defining macromolecules as large organic carbon molecules. Scholars answer questions about each topic on the associated worksheet. It covers...
Beyond Benign
Cookie Equations
Cookies and chemical equations have a lot in common! Using cookies as a reference, scholars learn to balance chemical equations. Pieces of the cookies represent different parts of the compounds and elements. This is the sixth installment...
Royal Society of Chemistry
Aspirin—The Wonder of Medicine
What do aspirin and the willow tree have in common? Scholars of chemical synthesis engage in a fascinating reaction to make their own aspirin samples. The lab uses thin layer chromatography analysis, includes stoichiometric calculations,...
Curated OER
How Atoms Work
Students analyze the way atoms function and how they combine to form molecules and various compounds. Using a software program, they create a diagram of an atom and write a summary about their functions. They complete a worksheet and...
Curated OER
Intermolecular Forces Worksheet
In this intermolecular forces instructional activity, students answer 4 questions about the forces between atoms within molecules and compounds. Students rank the boiling points of compounds based on their intermolecular forces and they...
Curated OER
WS 4.1 Balancing Equations/Formula Weight
For this balancing worksheet, students determine if equations are balanced, they place the proper coefficients in front of products and reactants to balance equations and they find the formula mass for molecules and compounds.
Curated OER
Balancing Equations Challenge
In this balancing equations worksheet, high schoolers identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.
Curated OER
Energy and Life
This two-page quiz mostly covers ATP, but touches on autotrophs and heterotrophs, as well. Learners show what they know through multiple choice, fill-in-the-blank, and short-answer questions.
Curated OER
Formulas
There are two sheets here, with 100 problems total. The first half is a list of compounds, and your young chemists should write the chemical formula for each. The next fifty give the formula and the name is required. You...
Google
Biochemical Structures
It's truly amazing how life is sustained through the complicated interactions of different organic compounds. As young biochemists complete this worksheet, they demonstrate their ability to identify these essential molecules as well as...
Concord Consortium
Electron Geometry
It's time to whip your chemistry class into shape! Begin your study of molecular geometry with a colorful, 3-D interactive. The resource shows models of linear, trigonal planar, and tetrahedral molecules.